1 /*
2  * Copyright (C) 2015 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 #ifndef LINKER_MAPPED_FILE_FRAGMENT_H
17 #define LINKER_MAPPED_FILE_FRAGMENT_H
18 
19 #include <unistd.h>
20 
21 #include "private/bionic_macros.h"
22 
23 class MappedFileFragment {
24  public:
25   MappedFileFragment();
26   ~MappedFileFragment();
27 
28   bool Map(int fd, off64_t base_offset, size_t elf_offset, size_t size);
29 
data()30   void* data() const { return data_; }
size()31   size_t size() const { return size_; }
32  private:
33   void* map_start_;
34   size_t map_size_;
35   void* data_;
36   size_t size_;
37 
38   DISALLOW_COPY_AND_ASSIGN(MappedFileFragment);
39 };
40 
41 #endif /* LINKER_MAPPED_FILE_FRAGMENT_H */
42